[CivicSpoon]

^ Thanks God. I already screwed up the explanation once, I didn't want to have to do it again.

But you could check your local grocery store, specifically the meat department. Or if you have an Airgas store (welding supply store), they might have it there. Just tell them you need to ship some food. They might check your ID, because of all the assholes who do vandalism with dry ice bombs.